body{
    text-align:center;
}
.mid-login{
    width: 30%;
    height: 30%;
    text-align:center;
    position: absolute;
    top: 32%;
    left: 32%;
    background-color:rgba(255,255,255,0.4);
    padding: 3% 3% 0% 3%;
}

.register-frame{
    padding: 3% 3% 3% 3%;
}

.background{
    background-size:100%;
}